64091560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 164700000

約数和(自身を除く): 100608440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 169, 190, 247, 260, 338, 380, 494, 499, 520, 676, 760, 845, 988, 998, 1235, 1352, 1690, 1976, 1996, 2470, 2495, 3211, 3380, 3992, 4940, 4990, 6422, 6487, 6760, 9481, 9880, 9980, 12844, 12974, 16055, 18962, 19960, 25688, 25948, 32110, 32435, 37924, 47405, 51896, 64220, 64870, 75848, 84331, 94810, 123253, 128440, 129740, 168662, 189620, 246506, 259480, 337324, 379240, 421655, 493012, 616265, 674648, 843310, 986024, 1232530, 1602289, 1686620, 2465060, 3204578, 3373240, 4930120, 6409156, 8011445, 12818312, 16022890, 32045780, 64091560]

約数ペア:

[(1, 64091560), (2, 32045780), (4, 16022890), (5, 12818312), (8, 8011445), (10, 6409156), (13, 4930120), (19, 3373240), (20, 3204578), (26, 2465060), (38, 1686620), (40, 1602289), (52, 1232530), (65, 986024), (76, 843310), (95, 674648), (104, 616265), (130, 493012), (152, 421655), (169, 379240), (190, 337324), (247, 259480), (260, 246506), (338, 189620), (380, 168662), (494, 129740), (499, 128440), (520, 123253), (676, 94810), (760, 84331), (845, 75848), (988, 64870), (998, 64220), (1235, 51896), (1352, 47405), (1690, 37924), (1976, 32435), (1996, 32110), (2470, 25948), (2495, 25688), (3211, 19960), (3380, 18962), (3992, 16055), (4940, 12974), (4990, 12844), (6422, 9980), (6487, 9880), (6760, 9481)]